Example usage for javax.servlet.jsp PageContext REQUEST_SCOPE

Introduction

In this page you can find the example usage for javax.servlet.jsp PageContext REQUEST_SCOPE.

Prototype

int REQUEST_SCOPE

To view the source code for javax.servlet.jsp PageContext REQUEST_SCOPE.

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Document

Request scope: the named reference remains available from the ServletRequest associated with the Servlet until the current request is completed.

Usage

From source file:info.magnolia.cms.taglibs.util.FileSrc.java

/**
 * @deprecated/*w  w w .j  a v a 2  s .  c  o  m*/
 */
private void setFileProperties() {
    this.fileExtension = Server.getDefaultExtension();
    Content properties = null;
    String contentNodeCollectionName = (String) pageContext.getAttribute("contentNodeCollectionName", //$NON-NLS-1$
            PageContext.REQUEST_SCOPE);
    if (contentNodeCollectionName == null) {
        // we are not in a loop
        try {
            properties = Resource.getGlobalContentNode(this.request)
                    .getContent(this.nodeDataName + "_properties"); //$NON-NLS-1$
        } catch (Exception e) {
            if (log.isDebugEnabled())
                log.debug(e.getMessage());
        }
    } else {
        try {
            properties = Resource.getLocalContentNode(this.request)
                    .getContent(this.nodeDataName + "_properties"); //$NON-NLS-1$
        } catch (Exception e) {
            if (log.isDebugEnabled())
                log.debug("Exception caught: " + e.getMessage(), e); //$NON-NLS-1$
        }
    }
    if (properties != null) {
        this.fileName = properties.getNodeData("fileName").getString(); //$NON-NLS-1$
        this.fileExtension = properties.getNodeData("extension").getString(); //$NON-NLS-1$
        if (StringUtils.isEmpty(this.fileName)) {
            this.fileExtendedName = "." + this.fileExtension; //$NON-NLS-1$
        } else {
            this.slash = "/"; //$NON-NLS-1$
            this.fileExtendedName = this.fileName;
            int posLastDot = this.fileName.lastIndexOf("."); //$NON-NLS-1$
            int posExt = this.fileName.lastIndexOf("." + this.fileExtension); //$NON-NLS-1$
            if (posExt == -1 || (posExt != -1 && posExt != posLastDot)) {
                // magnolia v 1.0: fileName saved with extension
                this.fileExtendedName += "." + this.fileExtension; //$NON-NLS-1$
            }
        }
    }
}

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From source file:info.magnolia.cms.taglibs.ContentNodeIterator.java

/**
 * @see javax.servlet.jsp.tagext.Tag#doStartTag()
 *///from ww w  .  jav  a  2  s . com
public int doStartTag() {
    HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();

    Collection children;
    try {
        children = getCollection(request);
    } catch (PathNotFoundException e) {
        // ok, this is normal
        return SKIP_BODY;
    } catch (AccessDeniedException e) {
        log.debug(e.getMessage());
        return SKIP_BODY;
    } catch (RepositoryException e) {
        log.error(e.getMessage(), e);
        return SKIP_BODY;
    }

    this.size = children.size();

    pageContext.setAttribute(ContentNodeIterator.SIZE, new Integer(size), PageContext.REQUEST_SCOPE);

    pageContext.setAttribute(ContentNodeIterator.CURRENT_INDEX, new Integer(this.index),
            PageContext.REQUEST_SCOPE);

    pageContext.setAttribute(ContentNodeIterator.CONTENT_NODE_COLLECTION_NAME, this.contentNodeCollectionName,
            PageContext.REQUEST_SCOPE);

    Resource.setLocalContentNodeCollectionName(request, this.contentNodeCollectionName);

    this.contentNodeIterator = children.iterator();

    return doIteration() ? EVAL_BODY_INCLUDE : SKIP_BODY;
}

---

From source file:de.micromata.genome.gwiki.page.gspt.ServletStandalonePageContext.java

@Override
public int getAttributesScope(String key) {
    if (pageAttributes.containsKey(key) == true)
        return PageContext.PAGE_SCOPE;
    if (contains(request.getAttributeNames(), key) == true)
        return PageContext.REQUEST_SCOPE;
    if (session != null) {
        if (contains(session.getAttributeNames(), key) == true) {
            return PageContext.SESSION_SCOPE;
        }//from  w w  w  .  jav a2  s  .c om
    }
    if (contains(servletCtx.getAttributeNames(), key) == true)
        return PageContext.APPLICATION_SCOPE;
    return 0;
}

---

From source file:de.hybris.platform.acceleratorcms.tags2.CMSComponentTag.java

protected Map<String, String> createLiveEditAttributes() {
    final Map<String, String> data = new HashMap<>();

    final ContentSlotModel contentSlot = (ContentSlotModel) pageContext.getAttribute("contentSlot",
            PageContext.REQUEST_SCOPE);
    if (contentSlot != null) {
        data.put("data-cms-content-slot", contentSlot.getUid());
    }//from w  ww  .  jav  a  2s  .co m
    data.put("data-cms-component", currentComponent.getUid());
    data.put("data-cms-component-type", currentComponent.getItemtype());

    return data;
}

---

From source file:javax.faces.webapp.UIComponentTag.java

/**
 * Return the nearest JSF tag that encloses this tag.
 */// w  ww . java  2 s.  c o  m
public static UIComponentTag getParentUIComponentTag(PageContext pageContext) {
    // Question: why not just walk up the _parent chain testing for
    // instanceof UIComponentTag rather than maintaining a separate
    // stack with the pushTag and popTag methods?
    List list = (List) pageContext.getAttribute(COMPONENT_STACK_ATTR, PageContext.REQUEST_SCOPE);
    if (list != null) {
        return (UIComponentTag) list.get(list.size() - 1);
    }
    return null;
}

---

From source file:com.icesoft.faces.webapp.parser.Parser.java

/**
 * The main parsing logic.  Creates a Digester to parse page into a tag
 * processing tree, and then executes the JSP lifecycle across that tree.
 * The end result is a JSF component rooted with a UIViewRoot component.
 *
 * @param page    The Reader for the page.
 * @param context// w w w  . j ava 2s .  c  o  m
 * @throws java.io.IOException      If stream IO fails.
 * @throws org.xml.sax.SAXException If digester encounters invalid XML.
 */
public void parse(Reader page, FacesContext context) throws java.io.IOException, org.xml.sax.SAXException {
    // Need a mock pageContext
    StubPageContext pageContext = new StubPageContext(context);
    Set componentIds = new HashSet();

    //placeholder tag and wire
    XhtmlTag rootTag = new XhtmlTag();
    rootTag.setTagName("ICEtag");

    rootTag.setParent(null);
    TagWire rootWire = new TagWire();
    rootWire.setTag(rootTag);

    TagWire realViewWire = null;
    String viewTagClassName = null;
    synchronized (this) {
        digester.clear();
        digester.push(rootTag);
        digester.push(rootWire);
        digester.parse(page);
        realViewWire = digester.getViewWire();
        viewTagClassName = digester.getViewTagClassName();
    }

    try {

        // #2551 We have captured the real View Tag (from wherever it was in the tree)
        // now we check to see if it's the first child of this fake root, and
        // if not, make it so.
        // We do this by taking all top level siblings of the fake root, and
        // making them the first children of the real view root, and replacing
        // the original viewRoot with its children in the hiearchy.
        //  This duplicates what the previous code was doing, except the created
        // ViewTag has the attributes set

        Tag viewTag;
        if (null != realViewWire) {
            viewTag = realViewWire.getTag();
            transmogrifyHierarchy(realViewWire, rootWire);
            viewTag.setParent(null);
        } else {
            //fallback case for pages with no view tag
            if (null == viewTagClassName)
                throw new IllegalStateException(
                        "ICEfaces parser unable to determine JSF implementation ViewTag class.");
            viewTag = (Tag) Class.forName(viewTagClassName).newInstance();
            rootWire.setTag(viewTag);
            realViewWire = rootWire;
            viewTag.setParent(null);
        }

        executeJspLifecycle(realViewWire, pageContext, context, componentIds);

        pageContext.removeAttribute("javax.faces.webapp.COMPONENT_TAG_STACK", PageContext.REQUEST_SCOPE);
        pageContext.removeAttribute("javax.faces.webapp.GLOBAL_ID_VIEW", PageContext.REQUEST_SCOPE);
    } catch (Exception e) {
        log.error("Failed to execute JSP lifecycle.", e);
        if (log.isDebugEnabled()) {

            log.debug("Dumping Tag Hierarchy");
            if (realViewWire != null) {
                displayHierarchy(realViewWire);
            } else {
                displayHierarchy(rootWire);
            }
        }
        throw new FacesException("Failed to execute JSP lifecycle.", e);
    }
}

---

From source file:de.micromata.genome.gwiki.page.gspt.ServletStandalonePageContext.java

@Override
public void setAttribute(String key, Object value, int scope) {
    if (value == null) {
        removeAttribute(key, scope);/*from  www  . j a  va2 s.  c om*/
        return;
    }
    switch (scope) {
    case PageContext.PAGE_SCOPE:
        pageAttributes.put(key, value);
        break;
    case PageContext.REQUEST_SCOPE:
        request.setAttribute(key, value);
        break;
    case PageContext.SESSION_SCOPE:
        if (session != null) {
            session.setAttribute(key, value);
        }
        break;
    case PageContext.APPLICATION_SCOPE:
        servletCtx.setAttribute(key, value);
        break;
    default:

        break;
    }
}

---

From source file:eionet.cr.util.Util.java

/**
 *
 * @param pageContext//w  w  w.  j av a 2  s  .c  om
 * @param objectClass
 * @return
 */
public static Object findInAnyScope(PageContext pageContext, Class objectClass) {

    if (pageContext == null || objectClass == null) {
        return null;
    }

    int[] scopes = { PageContext.APPLICATION_SCOPE, PageContext.PAGE_SCOPE, PageContext.REQUEST_SCOPE,
            PageContext.SESSION_SCOPE };
    for (int i = 0; i < scopes.length; i++) {
        Enumeration attrs = pageContext.getAttributeNamesInScope(scopes[i]);
        while (attrs != null && attrs.hasMoreElements()) {
            String name = (String) attrs.nextElement();
            Object o = pageContext.getAttribute(name, scopes[i]);
            if (o != null && objectClass.isInstance(o)) {
                return o;
            }
        }
    }

    return null;
}

---

From source file:info.magnolia.cms.taglibs.ContentNodeIterator.java

/**
 * @return//from ww  w.jav a2  s.c o m
 */
private boolean doIteration() {
    HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
    if (this.contentNodeIterator.hasNext()) {

        if (this.end != null && this.index > this.end.intValue()) {
            return false;
        }

        pageContext.setAttribute(ContentNodeIterator.CURRENT_INDEX, new Integer(this.index),
                PageContext.REQUEST_SCOPE);

        if (StringUtils.isNotEmpty(varStatus)) {
            pageContext.setAttribute(varStatus, getLoopStatus());
        }

        for (int j = 0; j < this.step; j++) {
            current = this.contentNodeIterator.next();
            Resource.setLocalContentNode(request, (Content) current);
        }

        this.index++;

        return true;
    }
    return false;
}

---

From source file:com.geemvc.taglib.GeemvcTagSupport.java

protected Object attribute(String name) {
    Object bean = jspContext.getAttribute(name, PageContext.PAGE_SCOPE);

    if (bean == null)
        bean = jspContext.getAttribute(name, PageContext.REQUEST_SCOPE);

    if (bean == null)
        bean = jspContext.getAttribute(name, PageContext.SESSION_SCOPE);

    return bean;//w  w  w  . j  a va  2s  .co  m
}

---

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